Evaluate the expression using the given values.-6x + yx = -3, y = 2

A. 20
B. -4
C. -1
D. -16


Answer: A

Mathematics

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Graph the function.y = -3 cot 

A.

B.

C.

D.

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Find decimal notation, round as indicated.-   Round to the nearest tenth.

A. 0.4 B. -2.3 C. -2.27 D. -3.3

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Find the exact value by using a sum or difference identity.tan(-15°)

A.
B.
C. -  + 2
D.  - 2

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